Post for a stair handrail



FIG. 1 is a perspective view of the post for a stair handrail showing anew design;

FIG. 2 is a front elevation view of the post for a stair handrail; and,

FIG. 3 is a side view of the post for a stair handrail.

The ornamental design for the post for a stair handrail, as shown anddescribed.